Streamwood is located in north Illinois. Streamwood is part of Cook County. Streamwood has 7.82 square miles of land area and 0.03 square miles of water area. As of 2010-2014, the total Streamwood population is 40,746, which has grown 11.92% since 2000. The population growth rate is much higher than the state average rate of 3.62% and is about the same as the national average rate of 11.61%. Streamwood median household income is $72,720 in 2010-2014 and has grown by 11.75% since 2000. The income growth rate is much lower than the state average rate of 22.70% and is much lower than the national average rate of 27.36%. Streamwood median house value is $181,800 in 2010-2014 and has grown by 26.69% since 2000. The house value growth rate is lower than the state average rate of 34.33% and is much lower than the national average rate of 46.91%. As a reference, the national Consumer Price Index (CPI) inflation rate for the same period is 26.63%. On average, the public school district that covers Streamwood is worse than the state average in quality. The Streamwood area code is 630.